Home / 56,937.40-85,406.10-25,772.65

Finding the Fourth Proportional to 56,937.40, 85,406.10 and 25,772.65

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Solution

The fourth proportional to 56,937.40, 85,406.10 and 25,772.65 is: 38,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,937.40 : 85,406.10 = 25,772.65 : x
  2. Step 2: Convert to fraction form
    56,937.40/85,406.10 = 25,772.65/x
  3. Step 3: Cross multiply
    56,937.40x = 85,406.10 × 25,772.65
  4. Step 4: Simplify right side
    56,937.40x = 2,201,141,523.17
  5. Step 5: Solve for x
    x = 2,201,141,523.17/56,937.40
  6. Step 6: Final answer
    x = 38,658.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.